17921111

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 20702304

約数和(自身を除く): 2781193

約数列:

[1, 13, 17, 83, 221, 977, 1079, 1411, 12701, 16609, 18343, 81091, 215917, 1054183, 1378547, 17921111]

約数ペア:

[(1, 17921111), (13, 1378547), (17, 1054183), (83, 215917), (221, 81091), (977, 18343), (1079, 16609), (1411, 12701)]